FreeRDP/client/SDL/SDL3/dialogs/sdl_connection_dialog.cpp
2024-09-24 11:06:18 +02:00

538 lines
12 KiB
C++

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* SDL Client helper dialogs
*
* Copyright 2023 Armin Novak <armin.novak@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <cassert>
#include <thread>
#include "sdl_connection_dialog.hpp"
#include "../sdl_utils.hpp"
#include "../sdl_freerdp.hpp"
#include "res/sdl3_resource_manager.hpp"
static const SDL_Color backgroundcolor = { 0x38, 0x36, 0x35, 0xff };
static const SDL_Color textcolor = { 0xd1, 0xcf, 0xcd, 0xff };
static const SDL_Color infocolor = { 0x43, 0xe0, 0x0f, 0x60 };
static const SDL_Color warncolor = { 0xcd, 0xca, 0x35, 0x60 };
static const SDL_Color errorcolor = { 0xf7, 0x22, 0x30, 0x60 };
static const Uint32 vpadding = 5;
static const Uint32 hpadding = 5;
SDLConnectionDialog::SDLConnectionDialog(rdpContext* context) : _context(context)
{
SDL_Init(SDL_INIT_EVENTS | SDL_INIT_VIDEO);
hide();
}
SDLConnectionDialog::~SDLConnectionDialog()
{
resetTimer();
destroyWindow();
SDL_Quit();
}
bool SDLConnectionDialog::visible() const
{
if (!_window || !_renderer)
return false;
auto flags = SDL_GetWindowFlags(_window);
return (flags & (SDL_WINDOW_HIDDEN | SDL_WINDOW_MINIMIZED)) == 0;
}
bool SDLConnectionDialog::setTitle(const char* fmt, ...)
{
std::lock_guard lock(_mux);
va_list ap = {};
va_start(ap, fmt);
_title = print(fmt, ap);
va_end(ap);
return show(MSG_NONE);
}
bool SDLConnectionDialog::showInfo(const char* fmt, ...)
{
va_list ap = {};
va_start(ap, fmt);
auto rc = show(MSG_INFO, fmt, ap);
va_end(ap);
return rc;
}
bool SDLConnectionDialog::showWarn(const char* fmt, ...)
{
va_list ap = {};
va_start(ap, fmt);
auto rc = show(MSG_WARN, fmt, ap);
va_end(ap);
return rc;
}
bool SDLConnectionDialog::showError(const char* fmt, ...)
{
va_list ap = {};
va_start(ap, fmt);
auto rc = show(MSG_ERROR, fmt, ap);
va_end(ap);
if (!rc)
return rc;
return setTimer();
}
bool SDLConnectionDialog::show()
{
std::lock_guard lock(_mux);
return show(_type_active);
}
bool SDLConnectionDialog::hide()
{
std::lock_guard lock(_mux);
return show(MSG_DISCARD);
}
bool SDLConnectionDialog::running() const
{
std::lock_guard lock(_mux);
return _running;
}
bool SDLConnectionDialog::update()
{
std::lock_guard lock(_mux);
switch (_type)
{
case MSG_INFO:
case MSG_WARN:
case MSG_ERROR:
_type_active = _type;
createWindow();
break;
case MSG_DISCARD:
resetTimer();
destroyWindow();
break;
default:
if (_window)
{
SDL_SetWindowTitle(_window, _title.c_str());
}
break;
}
_type = MSG_NONE;
return true;
}
bool SDLConnectionDialog::setModal()
{
if (_window)
{
auto sdl = get_context(_context);
if (sdl->windows.empty())
return true;
auto parent = sdl->windows.begin()->second.window();
SDL_SetWindowParent(_window, parent);
SDL_SetWindowModal(_window, true);
SDL_RaiseWindow(_window);
}
return true;
}
bool SDLConnectionDialog::clearWindow(SDL_Renderer* renderer)
{
assert(renderer);
const int drc = SDL_SetRenderDrawColor(renderer, backgroundcolor.r, backgroundcolor.g,
backgroundcolor.b, backgroundcolor.a);
if (widget_log_error(drc, "SDL_SetRenderDrawColor"))
return false;
const int rcls = SDL_RenderClear(renderer);
return !widget_log_error(rcls, "SDL_RenderClear");
}
bool SDLConnectionDialog::update(SDL_Renderer* renderer)
{
std::lock_guard lock(_mux);
if (!renderer)
return false;
if (!clearWindow(renderer))
return false;
for (auto& btn : _list)
{
if (!btn.widget.update_text(renderer, _msg, btn.fgcolor, btn.bgcolor))
return false;
}
if (!_buttons.update(renderer))
return false;
SDL_RenderPresent(renderer);
return true;
}
bool SDLConnectionDialog::wait(bool ignoreRdpContext)
{
while (running())
{
if (!ignoreRdpContext)
{
if (freerdp_shall_disconnect_context(_context))
return false;
}
std::this_thread::yield();
}
return true;
}
bool SDLConnectionDialog::handle(const SDL_Event& event)
{
Uint32 windowID = 0;
if (_window)
{
windowID = SDL_GetWindowID(_window);
}
switch (event.type)
{
case SDL_EVENT_USER_RETRY_DIALOG:
return update();
case SDL_EVENT_QUIT:
resetTimer();
destroyWindow();
return false;
case SDL_EVENT_KEY_DOWN:
case SDL_EVENT_KEY_UP:
if (visible())
{
auto& ev = reinterpret_cast<const SDL_KeyboardEvent&>(event);
update(_renderer);
switch (event.key.key)
{
case SDLK_RETURN:
case SDLK_RETURN2:
case SDLK_ESCAPE:
case SDLK_KP_ENTER:
if (event.type == SDL_EVENT_KEY_UP)
{
freerdp_abort_event(_context);
sdl_push_quit();
}
break;
case SDLK_TAB:
_buttons.set_highlight_next();
break;
default:
break;
}
return windowID == ev.windowID;
}
return false;
case SDL_EVENT_MOUSE_MOTION:
if (visible())
{
auto& ev = reinterpret_cast<const SDL_MouseMotionEvent&>(event);
_buttons.set_mouseover(event.button.x, event.button.y);
update(_renderer);
return windowID == ev.windowID;
}
return false;
case SDL_EVENT_MOUSE_BUTTON_DOWN:
case SDL_EVENT_MOUSE_BUTTON_UP:
if (visible())
{
auto& ev = reinterpret_cast<const SDL_MouseButtonEvent&>(event);
update(_renderer);
auto button = _buttons.get_selected(event.button);
if (button)
{
if (event.type == SDL_EVENT_MOUSE_BUTTON_UP)
{
freerdp_abort_event(_context);
sdl_push_quit();
}
}
return windowID == ev.windowID;
}
return false;
case SDL_EVENT_MOUSE_WHEEL:
if (visible())
{
auto& ev = reinterpret_cast<const SDL_MouseWheelEvent&>(event);
update(_renderer);
return windowID == ev.windowID;
}
return false;
case SDL_EVENT_FINGER_UP:
case SDL_EVENT_FINGER_DOWN:
if (visible())
{
auto& ev = reinterpret_cast<const SDL_TouchFingerEvent&>(event);
update(_renderer);
return windowID == ev.windowID;
}
return false;
default:
if ((event.type >= SDL_EVENT_WINDOW_FIRST) && (event.type <= SDL_EVENT_WINDOW_LAST))
{
auto& ev = reinterpret_cast<const SDL_WindowEvent&>(event);
switch (ev.type)
{
case SDL_EVENT_WINDOW_CLOSE_REQUESTED:
if (windowID == ev.windowID)
{
freerdp_abort_event(_context);
sdl_push_quit();
}
break;
default:
update(_renderer);
setModal();
break;
}
return windowID == ev.windowID;
}
return false;
}
}
bool SDLConnectionDialog::createWindow()
{
destroyWindow();
const size_t widget_height = 50;
const size_t widget_width = 600;
const size_t total_height = 300;
auto rc = SDL_CreateWindowAndRenderer(_title.c_str(), widget_width, total_height,
SDL_WINDOW_HIGH_PIXEL_DENSITY | SDL_WINDOW_MOUSE_FOCUS |
SDL_WINDOW_INPUT_FOCUS,
&_window, &_renderer);
if (rc != 0)
{
widget_log_error(rc, "SDL_CreateWindowAndRenderer");
return false;
}
setModal();
SDL_Color res_bgcolor;
switch (_type_active)
{
case MSG_INFO:
res_bgcolor = infocolor;
break;
case MSG_WARN:
res_bgcolor = warncolor;
break;
case MSG_ERROR:
res_bgcolor = errorcolor;
break;
case MSG_DISCARD:
default:
res_bgcolor = backgroundcolor;
break;
}
#if defined(WITH_SDL_IMAGE_DIALOGS)
std::string res_name;
switch (_type_active)
{
case MSG_INFO:
res_name = "icon_info.svg";
break;
case MSG_WARN:
res_name = "icon_warning.svg";
break;
case MSG_ERROR:
res_name = "icon_error.svg";
break;
case MSG_DISCARD:
default:
res_name = "";
break;
}
int height = (total_height - 3ul * vpadding) / 2ul;
SDL_FRect iconRect{ hpadding, vpadding, widget_width / 4ul - 2ul * hpadding,
static_cast<float>(height) };
widget_cfg_t icon{ textcolor,
res_bgcolor,
{ _renderer, iconRect,
SDL3ResourceManager::get(SDLResourceManager::typeImages(), res_name) } };
_list.emplace_back(std::move(icon));
iconRect.y += height;
widget_cfg_t logo{ textcolor,
backgroundcolor,
{ _renderer, iconRect,
SDL3ResourceManager::get(SDLResourceManager::typeImages(),
"FreeRDP_Icon.svg") } };
_list.emplace_back(std::move(logo));
SDL_FRect rect = { widget_width / 4ul, vpadding, widget_width * 3ul / 4ul,
total_height - 3ul * vpadding - widget_height };
#else
SDL_FRect rect = { hpadding, vpadding, widget_width - 2ul * hpadding,
total_height - 2ul * vpadding };
#endif
widget_cfg_t w{ textcolor, backgroundcolor, { _renderer, rect, false } };
w.widget.set_wrap(true, widget_width);
_list.emplace_back(std::move(w));
rect.y += widget_height + vpadding;
const std::vector<int> buttonids = { 1 };
const std::vector<std::string> buttonlabels = { "cancel" };
_buttons.populate(_renderer, buttonlabels, buttonids, widget_width,
total_height - widget_height - vpadding,
static_cast<Sint32>(widget_width / 2), static_cast<Sint32>(widget_height));
_buttons.set_highlight(0);
SDL_ShowWindow(_window);
SDL_RaiseWindow(_window);
return true;
}
void SDLConnectionDialog::destroyWindow()
{
_buttons.clear();
_list.clear();
SDL_DestroyRenderer(_renderer);
SDL_DestroyWindow(_window);
_renderer = nullptr;
_window = nullptr;
}
bool SDLConnectionDialog::show(MsgType type, const char* fmt, va_list ap)
{
std::lock_guard lock(_mux);
_msg = print(fmt, ap);
return show(type);
}
bool SDLConnectionDialog::show(MsgType type)
{
_type = type;
return sdl_push_user_event(SDL_EVENT_USER_RETRY_DIALOG);
}
std::string SDLConnectionDialog::print(const char* fmt, va_list ap)
{
int size = -1;
std::string res;
do
{
res.resize(128);
if (size > 0)
res.resize(size);
va_list copy;
va_copy(copy, ap);
WINPR_PRAGMA_DIAG_PUSH
WINPR_PRAGMA_DIAG_IGNORED_FORMAT_NONLITERAL
size = vsnprintf(res.data(), res.size(), fmt, copy);
WINPR_PRAGMA_DIAG_POP
va_end(copy);
} while ((size > 0) && (static_cast<size_t>(size) > res.size()));
return res;
}
bool SDLConnectionDialog::setTimer(Uint32 timeoutMS)
{
std::lock_guard lock(_mux);
resetTimer();
_timer = SDL_AddTimer(timeoutMS, &SDLConnectionDialog::timeout, this);
_running = true;
return true;
}
void SDLConnectionDialog::resetTimer()
{
if (_running)
SDL_RemoveTimer(_timer);
_running = false;
}
Uint32 SDLConnectionDialog::timeout(void* pvthis, SDL_TimerID timerID, Uint32 intervalMS)
{
auto ths = static_cast<SDLConnectionDialog*>(pvthis);
ths->hide();
ths->_running = false;
return 0;
}
SDLConnectionDialogHider::SDLConnectionDialogHider(freerdp* instance)
: SDLConnectionDialogHider(get(instance))
{
}
SDLConnectionDialogHider::SDLConnectionDialogHider(rdpContext* context)
: SDLConnectionDialogHider(get(context))
{
}
SDLConnectionDialogHider::SDLConnectionDialogHider(SDLConnectionDialog* dialog) : _dialog(dialog)
{
if (_dialog)
{
_visible = _dialog->visible();
if (_visible)
{
_dialog->hide();
}
}
}
SDLConnectionDialogHider::~SDLConnectionDialogHider()
{
if (_dialog && _visible)
{
_dialog->show();
}
}
SDLConnectionDialog* SDLConnectionDialogHider::get(freerdp* instance)
{
if (!instance)
return nullptr;
return get(instance->context);
}
SDLConnectionDialog* SDLConnectionDialogHider::get(rdpContext* context)
{
auto sdl = get_context(context);
if (!sdl)
return nullptr;
return sdl->connection_dialog.get();
}